28
The furnace should operate for
many years without soot buildup in the flue passageways,
however, the flue, vent system, and burners should be
technician annually to ensure continued safe operation.
Pay attention to any deterioration from corrosion or other
sources.
WARNING:
and outlet pipe to ensure they are not blocked by debris.
Any damaged section of vent pipe must be replaced,
and any obstruction or blockage must be removed prior
to operating the furnace.
TROUBLESHOOTING
steel wool.
verify that there is no double trapping of condensate.
Table 5Table 6
32)) to determine
fault condition.
IMPORTANT NOTE:
37)
and reset if necessary.
and repair the problem.
) and reset if necessary.
and repair the problem.
Table 5
DIAGNOSTIC DESCRIPTION
GREEN
LED
RED
LED
Off Off
1 Hour Lockout
Heart Beat On
On
On
Off
Off
Furnace Control Board Fault Conditions
Table 6
DIAGNOSTIC DESCRIPTION
GREEN
LED
RED
LED
Off Off
Heart Beat On
On
Motor Control Board Fault
Conditions - Variable Speed